{"author_url":"https://blog.hatena.ne.jp/derwind/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frandommemory.hatenablog.com%2Fentry%2F2016%2F01%2F24%2F163241\" title=\"\u570f\u8ad6(16)\u3068 opposite category - \u3089\u3093\u3060\u3080\u306a\u8a18\u61b6\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"1.6 Construction on categories \u3055\u3066\u3001\u4f5c\u696d\u3092\u3059\u308b\u305f\u3081\u306e categories \u304c\u5e7e\u3064\u304b\u624b\u5143\u306b\u3042\u308b\u72b6\u614b\u306b\u306a\u3063\u305f\u306e\u3067\u3001\u65e2\u306b\u3042\u308b categories \u304b\u3089\u65b0\u3057\u3044 categories \u3092\u5275\u308a\u51fa\u3059\u7d44\u307f\u7acb\u3066\u306e\u624b\u9806\u306b\u3064\u3044\u3066\u8003\u3048\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002 1. 2\u3064\u306e categories $\\mathbf{C}$ \u3068 $\\mathbf{D}$ \u306e\u7a4d\u306f\u3001 \\begin{equation} \\mathbf{C} \\times \\mathbf{D} \\end{equation}\u3068\u66f8\u304b\u308c\u308b\u3002 \u2015\u2015\u2015 \u3042\u3068\u306f\u5358\u306a\u308b(\u7fa4\u306a\u3069\u306e)\u76f4\u7a4d\u306e\u540c\u3058\u306a\u306e\u3067\u5272\u611b \u2015\u2015\u20152. category $\\m\u2026","url":"https://randommemory.hatenablog.com/entry/2016/01/24/163241","height":"190","author_name":"derwind","categories":["math-category"],"blog_title":"\u3089\u3093\u3060\u3080\u306a\u8a18\u61b6","version":"1.0","published":"2016-01-24 16:32:41","blog_url":"https://randommemory.hatenablog.com/","type":"rich","title":"\u570f\u8ad6(16)\u3068 opposite category","provider_url":"https://hatena.blog","width":"100%","image_url":null,"provider_name":"Hatena Blog"}